An analysis of coral taken from the Galápagos Islands reveals that El Niño has become nearly 40% stronger since the preindustrial era.…
NASA astronaut Jonny Kim is leaving the space agency to continue his military career. Kim, who's also a medical doctor, completed one spaceflight during his NAS…
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. The inside story on wh…
Astronomers have captured their clearest image yet of Betelgeuse’s long-suspected companion, potentially ending a search that lasted about 100 years. The surpri…
Two people spend an evening in the same garden and receive roughly the same number of mosquito bites. By morning, one barely notices them – while the other is c…
New civil servants and guests pose for a group photo with NASA and center leadership in the National Full-Scale Aerodynamics Complex (NFAC) 80-by-120-foot test …
The Nancy Grace Roman Space Telescope is set to launch from Kennedy Space Center in Florida Sunday morning (Aug. 30). The state-of-the-art spacecraft will help …
A private spacecraft failed to rescue NASA's Swift space telescope, meaning the big observatory will come crashing back to Earth in the near future. But details…
EVs account for under 10% of total new-vehicle sales in the US, and the numbers are declining. From a climate perspective, that’s pretty dismal, especially beca…
The belief that huge doses of vitamin C can ward off colds was popularized more than 50 years ago by Nobel Prize winner Linus Pauling. Since then, larger studie…
NASA’s Nancy Grace Roman Space Telescope is set to launch at 7:26 a.m. EDT on Sunday, Aug. 30. While you wait to watch the launch, brush up on some key facts ab…
Wildfires are projected to increase dramatically due to climate change. That could trigger a massive increase in heart attacks, premature births and early death…
SpaceX has loaded Flight 13's Starship upper stage onto a ship in the Indian Ocean, more than a month after the vehicle splashed down. It is now headed home to …
Researchers used AI to search through more than 100 million possible settings for 3D-printing a high-performance NASA alloy. After only 40 experiments, the syst…
After nearly a decade of service to NASA, including an eight-month science expedition aboard the International Space Station, astronaut Jonny Kim’s last day at …
Catastrophic floods in Nepal may have resulted from a "hazard cascade" that may have been amplified by climate change, one scientist has warned.…
NASA's Nancy Grace Roman Space Telescope is about to launch, but the observatory almost had a very different fate. President Trump's leaked budget proposal last…
Today’s mysterious gravitational-wave background may preserve clues about how the Universe’s first supermassive black holes formed. Descendants of hypothetical …
APOD Science APOD APOD: 2026 August 27 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day…
On Aug. 27, 1962, NASA launched Mariner 2, the world's first spacecraft to successfully visit another planet: Venus.…
Ancient fossils suggest insects conquered land through a long amphibious phase rather than making an abrupt jump from water to dry ground. A newly identified 32…